@tolawson I think it may be Google trying to line up with DoD priorities:
"Now security must be verified for every app, user, software and device..." https://securityintelligence.com/news/dod-full-zero-trust-deployment-2027/
"McKeown said DoD will likely pilot its zero trust approach with the four major commercial cloud providers involved in the Joint Warfighting Cloud Capability acquisition: Google...."
https://federalnewsnetwork.com/defense-news/2022/11/pentagon-releases-zero-trust-strategy-to-guide-dod-cybersecurity-priorities/